NGC 6031
Number of stars per data source
Reference 461 : 16 stars
References
- 461
- Moffat A.F.J., Vogt N.
- (1975) Astron. Astrophys. Suppl. 20, 155
- Southern open star clusters. VI. UBV Hbeta photometry of 18 clusters From Centaurus to Sagittarius
- 1975A&AS...20..155M